1,Sparkle and Flame light effect 2,Only 3Watts but identical to 25Watts incandescent bulbs. 3,Little heat,little power,and Data for X3 candle bulbPower 3WColor Temp 2700K/3000K/6500KGlass Type Clear, Frosted, MilkyPF >0.55Ra 0.75Voltage 180-240VACBase E14Main Material Aluminum & GlassLifespan 20000hrsCertificate CE